On April 29, 2021, National Materials (Beijing) Testing and Certification Services Co., Ltd. (hereinafter referred to as: National Materials Certification and Inspection) in accordance with the "Quality Grade Assessment of Granulated Blast Furnace Slag Powder Used in Cement and Concrete" issued by China Building Materials Federation 》Standards and relevant Chinese certification regulations have successfully completed a three-day period for Shanghai Baotian New Building Materials Co., Ltd. (hereinafter referred to as "Baotian Building Materials") as the first batch of domestic slag powder quality grade enterprises (April 27-29, 2021) The factory inspection, evaluation standards and inspection content are based on the production quality control requirements in "T/CBMF 74-2020/ T/CCPA 12-2020 Quality Grade Evaluation of Granulated Blast Furnace Slag Powder Used in Cement and Concrete".

The auditing expert team and the relevant personnel of Baotian Building Materials witnessed on-site sampling. The sampling method was carried out in accordance with GB/T 18046-2017 "Granulated Blast Furnace Slag Powder Used in Cement, Mortar and Concrete", and the logistics was entrusted after the samples were sealed The company mails it to the third-party testing organization "China Building Materials Inspection and Certification Group Co., Ltd." for testing. The product inspection items will include all the items required by the technical requirements in GB/T 18046-2017.

After three days of comprehensive understanding, the audit expert team recognized the strict consistency requirements of the Baotian building materials production process, and also put forward constructive opinions for the laboratory, comprehensive team, and equipment team, respectively, to certify product quality for the mass production of Baotian building materials The development of consistent optimization points the way.

Source: Slag Powder Information